Home / 19,129.02-26,393.62-11,062.64

Finding the Fourth Proportional to 19,129.02, 26,393.62 and 11,062.64

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Solution

The fourth proportional to 19,129.02, 26,393.62 and 11,062.64 is: 15,263.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,129.02 : 26,393.62 = 11,062.64 : x
  2. Step 2: Convert to fraction form
    19,129.02/26,393.62 = 11,062.64/x
  3. Step 3: Cross multiply
    19,129.02x = 26,393.62 × 11,062.64
  4. Step 4: Simplify right side
    19,129.02x = 291,983,116.36
  5. Step 5: Solve for x
    x = 291,983,116.36/19,129.02
  6. Step 6: Final answer
    x = 15,263.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.